Developer Tools

AI-powered accessibility testing in your browser

Comment on rendered markdown previews in GitHub PRs. Because GitHub won't let you write in the margins.

Never lose a tab again - save, organize, and quickly reopen closed tabs

REST and SOAP API testing tool for developers, testers, and QA engineers. Send requests, validate responses, and debug APIs faster.

Select smarter. Prompt faster.

Extract tweets as JSON from Twitter/X pages with a convenient export button

解析网络请求并生成API文档

n8n Presentation Mode

Enhanced productivity dashboard for your new tab and new window

AI Code Reviewer: A powerful Chrome extension for seamless code reviews on GitHub, GitLab, and Bitbucket.

Adds a 'Containing Block' pane to the DevTools Elements Panel.

Toolbar badge for Claude usage: session, weekly (all/Sonnet/Design), routine runs, extra usage, and plan tier.

This extension parses and sends HTML data from competitive programming websites to the CP Edge case extension of VS Code.

Turn your idle compute and bandwidth into passive income. The foundation of the Omnis Network.

Quickly access Shopify theme details, copy preview links, open theme editor and admin with keyboard shortcuts

Visual-first AI coding agent for local codebases. Select elements in browser, describe changes, agent applies edits.

Convert images to PNG format with specific icon sizes

Save code snippets from any webpage with one click. Syntax highlighting, tags, search & one-click copy. Free tool for developers.

Inspect, validate, and debug JSON-LD schema markup on any webpage with a clean, modern interface.

Developer tool that allows debugging step by step the changes on websites that uses hermes-io.js in a nice/easy to use UI.

腾讯企微开发文档更新日志，用于研发识别最新时间，腾讯官方企微开发文档有哪些进行了更新

Instantly generate and validate resource names for Azure that comply with CAF or your custom naming standards.

Toggles an overlay to display technical field information in Odoo.

Helper tool that parses Adobe Analytics product strings and turns them into a clean, visuals you can review, export, and share.

Current-tab performance audits, scoring, and optimization suggestions that run only when you click audit

A simple extension to transfer cookies between tabs

Copy a predefined cookie to clipboard in one click

Add a "Copy esm.sh import" button on npm package pages

Save, manage, and instantly log in to your cPanel accounts with one click.

New: Editor/IDE for creating progressive web apps, and web sites. (JavaScript, Node JS, HTML CSS)

Convert .xlsx files to multiple formats locally.

Daily curated AI & dev content. AI coding, building products, agents, tooling & open source..

Get smart hints for LeetCode problems without spoiling the solution.

Import, export, and update Neto discounts in bulk using CSV.

Appends ?developerMode=true and reloads the page.

Convert base64 compressed data into JSON or convert JSON into base64 compressed data

Highlight text and search it quickly on Google. 🔎

See your website on multiple screen sizes simultaneously. Live, side by side, as you code.

DOM to wireframe, directly into tldraw and Excalidraw.

A Chrome extension for generating placeholder text with a corporate touch.

Helps you to avoid accessing malicious websites by analyzing the website.

Easily get around CORS errors. Unblock CORS and CSP for seamless web development and testing. The ultimate developer tool.

Connect GitHub to Pancake Work

Fetch your Slack user token and workspace ID with one click.

Intelligent domain-based SOCKS5 routing

Preview Lottie JSON animations instantly. Drag, drop & play — speed control, loop toggle & dark/light mode. No uploads or account.

Design pixel perfect layouts. Quickly turn any page into an X-ray.

Generates Lorem Ipsum text. HTML content generator for website developer paragraph, bullet list items .

ParameterGen is a powerful Chrome extension designed to enhance your affiliate marketing efforts by seamlessly encoding URLs and…

Debug and preview OGP, Twitter Cards, and SEO metadata. See exactly how your pages appear on Facebook, X, LinkedIn, and Discord.